O(α_s³) pure-singlet coefficient function for F2. More...

Inheritance diagram for apfel::C23ps:

Public Member Functions
	C23ps (int const &nf, bool const &fl11=true)

double	Regular (double const &x) const
	Virtual regular term.

double	Local (double const &x) const
	Virtual local term.

Public Member Functions inherited from apfel::Expression
virtual	~Expression ()=default

void	SetExternalVariable (double const &extvar) const
	Function that sets the value of a possible external variable.

double	eta () const
	Function that returns the value of the scaling parameter eta.

	Expression (double const &eta=1)
	The "Expression" constructor.

virtual double	Singular (double const &) const
	Virtual singular term.

virtual double	LocalPP (double const &) const
	Virtual local term for principal-valued integrals a la ERBL with singularity at x = 1, i.e. corresponding to the ++-prescription.

virtual double	SingularPV (double const &) const
	Virtual singular term for principal-valued integrals in the DGLAP region (i.e. with pole in x in the interval (0,1)).

virtual double	LocalPV (double const &) const
	Virtual local term for principal-valued integrals a la DGLAP with singularity in the interval (0,1).

Additional Inherited Members
Protected Attributes inherited from apfel::Expression
double	_extvar
	External kinematic variable.

double const	_eta
	Scaling parameter.

Detailed Description

O(α_s³) pure-singlet coefficient function for F2.

Constructor & Destructor Documentation

apfel::C23ps::C23ps	(	int const &	nf,
		bool const &	fl11 = true )

double apfel::C23ps::Local ( double const & ) const

virtual

Virtual local term.

Reimplemented from apfel::Expression.

double apfel::C23ps::Regular ( double const & ) const

virtual

Virtual regular term.

Reimplemented from apfel::Expression.

bool const apfel::C23ps::_fl11

private

int const apfel::C23ps::_nf

private

The documentation for this class was generated from the following file: